The correct answer is: "Purchasing Power Parity"
The theory of the Purchasing Power Parity is used to compare the cost of life and living standards between two countries that use two different currencies. This is done by comparing two curriencies through a basket of goods, by comparing their market prices and, therefore, how they are valued under each currency. This enables to conclude how much of each currency you need to purchase an specific product (a bike) and hence, the purchasing power of consumers who hold that currency.
Europe has a temperate climate which makes the continent quite warm and extreme cold during winters.
Explanation:
Europe experiences soft climate and maintains the steady temperature during the whole year. The marine undercurrents make the Atlantic Ocean warm and the north Atlantic winds makes Europe filled with humidity. There are two categories of climate which is experienced by Europe: the mountainous lands of Europe experiences marine west coast climate which is to an extent dry with no showers whereas south Europe experiences Mediterranean climate which has summers to be totally hot and winters with mild showers.
Marine west coast climate promote primary harvests of wheat and potatoes. Sheep and cattle are important source of fur and meat. Exporting cheese, olives and grapes are the major source of revenue in Europe.
Well in most of Europe it was illegal to have slaves and in the southern states such as Florida it was a normal thing and they would sell them in auctions and most would work in the fields with cotton or crops or would work in a house as a maid.